/* ── Variables & Reset ── */
:root {
  --bg: #0c0b09;
  --s1: #131109;
  --s2: #1a1810;
  --s3: #222018;
  --border: #2a2720;
  --border2: #363228;
  --gold: #c99438;
  --gold2: #e8b050;
  --gold-dim: #6a4e18;
  --green: #4a9e6e;
  --text: #e2ddd0;
  --text2: #8a8270;
  --text3: #48443c;
  --mono: 'JetBrains Mono', monospace;
  --sans: 'Inter', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  overflow-x: hidden;
  line-height: 1;
}

/* Film grain overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9998;
  opacity: .5;
}

/* ── Keyframes ── */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .25; }
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* ── Nav ── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  padding: .9rem 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all .3s;
}

nav.scrolled {
  background: rgba(12, 11, 9, .92);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
}

.nav-left { display: flex; align-items: center; gap: 1.5rem; }

.nav-id {
  font-family: var(--mono);
  font-size: .72rem;
  color: var(--gold);
  letter-spacing: .12em;
}

.nav-id span { color: var(--text3); }

.nav-links { display: flex; gap: 2.2rem; list-style: none; }

.nav-links a {
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text2);
  text-decoration: none;
  transition: color .2s;
}

.nav-links a:hover { color: var(--gold); }

.lang-toggle {
  display: flex;
  align-items: center;
  border: 1px solid var(--border2);
  overflow: hidden;
}

.lang-btn {
  font-family: var(--mono);
  font-size: .63rem;
  letter-spacing: .12em;
  padding: .35rem .6rem;
  background: transparent;
  color: var(--text3);
  border: none;
  cursor: pointer;
  transition: all .2s;
  text-transform: uppercase;
}

.lang-btn.active { background: var(--gold); color: #0c0b09; font-weight: 700; }
.lang-btn:not(.active):hover { color: var(--gold); }

/* ── Datacenter background ── */
#datacenter-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.55;
}

@media (max-width: 768px) {
  #datacenter-bg { display: none; }
}

/* ── Hero ── */
#hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 5%;
  position: relative;
  overflow: hidden;
}

#hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(201, 148, 56, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 148, 56, .04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 0%, transparent 100%);
}

.hero-vignette {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 70% at 100% 0%, rgba(201, 148, 56, .06) 0%, transparent 60%),
    radial-gradient(ellipse 50% 60% at 0% 100%, rgba(74, 158, 110, .04) 0%, transparent 60%);
  pointer-events: none;
}

.hero-inner { position: relative; z-index: 1; max-width: 1100px; }

.hero-classbar {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: .63rem;
  letter-spacing: .2em;
  color: var(--text3);
  text-transform: uppercase;
  margin-bottom: 3rem;
}

.hero-classbar .live { color: var(--green); }
.hero-classbar .live::before { content: '● '; animation: pulse 2s infinite; }

.hero-name {
  font-size: clamp(3rem, 8.5vw, 7.5rem);
  font-weight: 800;
  line-height: .88;
  letter-spacing: -.035em;
  margin-bottom: 2rem;
}

.hero-name .first { color: var(--text); }
.hero-name .last { color: var(--gold); display: block; }

.hero-role {
  font-family: var(--mono);
  font-size: clamp(.85rem, 1.8vw, 1.05rem);
  color: var(--text2);
  margin-bottom: 2.5rem;
  min-height: 1.4em;
}

.cursor {
  display: inline-block;
  width: .55em;
  height: .9em;
  background: var(--gold);
  vertical-align: text-bottom;
  margin-left: 3px;
  animation: blink 1.1s step-end infinite;
}

.hero-desc {
  max-width: 520px;
  font-size: .95rem;
  color: var(--text2);
  line-height: 1.8;
  margin-bottom: 3.5rem;
}

.ctas { display: flex; gap: 1rem; flex-wrap: wrap; }

.btn-p {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: .85rem 2rem;
  background: var(--gold);
  color: #0c0b09;
  font-weight: 700;
  border: none;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: background .2s;
}

.btn-p:hover { background: var(--gold2); }

.btn-s {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: .85rem 2rem;
  background: transparent;
  color: var(--text2);
  border: 1px solid var(--border2);
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: all .2s;
}

.btn-s:hover { border-color: var(--gold); color: var(--gold); }

.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 5%;
  font-family: var(--mono);
  font-size: .62rem;
  letter-spacing: .2em;
  color: var(--text3);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: .75rem;
}

.hero-scroll::before {
  content: '';
  display: block;
  width: 32px;
  height: 1px;
  background: var(--text3);
}

/* ── Sections (shared) ── */
section { padding: 6rem 5%; }

.label {
  font-family: var(--mono);
  font-size: .63rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: .75rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.label::after { content: ''; width: 40px; height: 1px; background: var(--gold-dim); }

.sec-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -.025em;
  margin-bottom: 3.5rem;
}

/* ── About ── */
#about {
  background: var(--s1);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 5rem;
  align-items: start;
}

.about-p { color: var(--text2); font-size: .93rem; line-height: 1.85; margin-bottom: 1.25rem; }

.dossier { border: 1px solid var(--border2); background: var(--s2); }

.dos-header {
  padding: .85rem 1.25rem;
  border-bottom: 1px solid var(--border);
  font-family: var(--mono);
  font-size: .63rem;
  letter-spacing: .18em;
  color: var(--text3);
  text-transform: uppercase;
  display: flex;
  justify-content: space-between;
}

.dos-body { padding: 1.25rem; }

.dos-row {
  display: flex;
  gap: 1rem;
  padding: .6rem 0;
  border-bottom: 1px solid var(--border);
  font-family: var(--mono);
  font-size: .74rem;
}

.dos-row:last-child { border-bottom: none; }

.dos-k {
  color: var(--text3);
  min-width: 110px;
  text-transform: uppercase;
  letter-spacing: .06em;
  flex-shrink: 0;
}

.dos-v { color: var(--text); }
.dos-v.hi { color: var(--gold); }
.dos-v.go { color: var(--green); }

.dos-v.rx {
  background: var(--text3);
  color: transparent;
  border-radius: 1px;
  user-select: none;
  cursor: default;
  transition: all .3s;
}

.dos-v.rx:hover { background: var(--s3); color: var(--text2); }
.dos-v.rx::before { content: '[REDACTED]'; }

/* ── Skills ── */
.skills-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.25rem; }

.sg {
  border: 1px solid var(--border);
  background: var(--s1);
  padding: 1.6rem;
  transition: border-color .3s;
}

.sg:hover { border-color: var(--border2); }

.sg-head {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.2rem;
  display: flex;
  align-items: center;
  gap: .6rem;
  padding-bottom: .9rem;
  border-bottom: 1px solid var(--border);
}

.sg-head .dot { width: 6px; height: 6px; background: var(--gold); flex-shrink: 0; }

.skill-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }

.skill-item {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .58rem .3rem;
  border-bottom: 1px solid var(--border);
  font-family: var(--mono);
  font-size: .76rem;
  color: var(--text2);
  transition: color .2s, background .2s;
  cursor: default;
  line-height: 1.2;
}

.skill-item:nth-last-child(-n+2) { border-bottom: none; }
.skill-item:nth-last-child(1):nth-child(odd) { border-bottom: none; }
.skill-item:hover { color: var(--gold); background: rgba(201, 148, 56, .04); }

/* Brand icons */
.si { width: 16px; height: 16px; flex-shrink: 0; display: flex; align-items: center; justify-content: center; }
.si img { width: 16px; height: 16px; display: block; opacity: .72; transition: opacity .2s; }
.skill-item:hover .si img { opacity: 1; }

/* Feather-style SVG icons */
.sk-svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  stroke: var(--gold);
  opacity: .72;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: stroke .2s;
}

.skill-item:hover .sk-svg { stroke: var(--gold); opacity: 1; }

/* ── Current Assignment ── */
#current {
  background: var(--s1);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.assignment-card { border: 1px solid var(--border2); background: var(--s2); max-width: 760px; }

.ac-header {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: .5rem;
}

.ac-date { font-family: var(--mono); font-size: .65rem; color: var(--gold); letter-spacing: .14em; text-transform: uppercase; }
.ac-status { font-family: var(--mono); font-size: .63rem; color: var(--green); letter-spacing: .14em; }
.ac-status::before { content: '● '; animation: pulse 2s infinite; }

.ac-body { padding: 1.5rem; }
.ac-co { font-size: 1.2rem; font-weight: 700; margin-bottom: .25rem; }
.ac-role { font-family: var(--mono); font-size: .74rem; color: var(--text2); margin-bottom: 1.2rem; letter-spacing: .04em; }
.ac-desc { color: var(--text2); font-size: .91rem; line-height: 1.78; margin-bottom: 1.25rem; }

.ac-tags { display: flex; flex-wrap: wrap; gap: .4rem; }

.ac-tag {
  font-family: var(--mono);
  font-size: .63rem;
  padding: .22rem .55rem;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text3);
  letter-spacing: .04em;
}

/* ── Contact ── */
#contact { display: flex; flex-direction: column; align-items: center; text-align: center; }
#contact .sec-title { margin-bottom: .75rem; }
#contact .label { justify-content: center; }

.contact-sub { color: var(--text2); font-size: .92rem; max-width: 400px; line-height: 1.7; margin-bottom: 2rem; }

.contact-email {
  font-family: var(--mono);
  font-size: 1.05rem;
  color: var(--gold);
  margin-bottom: 2.5rem;
  text-decoration: none;
  border-bottom: 1px solid var(--gold-dim);
  padding-bottom: 2px;
  transition: color .2s;
}

.contact-email:hover { color: var(--gold2); }

.contact-links { display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center; }

.cl {
  font-family: var(--mono);
  font-size: .7rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text2);
  text-decoration: none;
  padding: .7rem 1.4rem;
  border: 1px solid var(--border2);
  display: flex;
  align-items: center;
  gap: .5rem;
  transition: all .2s;
}

.cl:hover { border-color: var(--gold); color: var(--gold); }

/* ── Footer ── */
footer {
  border-top: 1px solid var(--border);
  padding: 1.4rem 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--mono);
  font-size: .62rem;
  color: var(--text3);
  letter-spacing: .1em;
  flex-wrap: wrap;
  gap: .75rem;
}

/* ── Fade-in animation ── */
.fi { opacity: 0; transform: translateY(22px); transition: opacity .55s, transform .55s; }
.fi.vis { opacity: 1; transform: translateY(0); }

/* ── Responsive ── */
@media (max-width: 768px) {
  section { padding: 4rem 6%; }
  #hero { padding: 0 6%; }
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .nav-links { display: none; }
  footer { flex-direction: column; text-align: center; }
  .hero-classbar { gap: 1.2rem; }
  .skill-list { grid-template-columns: 1fr; }
  .skill-item { border-bottom: 1px solid var(--border) !important; }
  .skill-item:last-child { border-bottom: none !important; }
}